democrat ron barber won a full term representing the state's second congressional district. vote increase a special election picked him to finish out the remainder of gabrielle giffords' term. but last week's election, so very tight, took until today to declare a clear winner. >> heather: the tsa confirming to fox news a troubling weakness in our nation's airport security and if exploited, it could make it easier for passengers to take potentially dangerous items on board planes. dominic is live at l.a.x. in los angeles with more on this story. dominic? >> hey there. yes, this rather serious concerns about the boarding passes that are issued to passengers. they contain a bar code that has the passenger information, and level of security screening that they get. now, the passengers who signed up to the tsa's precheck flight preapproval program, where they get prevetted for a lesser degree of security screening, they get to go through a separate lane. they don't take off their coats or shoes. their laptops aren't inspected. the bar code can be exploited with a cell phone, uplo